Description
Bromophenol blue is a dye for tracking proteins and nucleic acids in gel electrophoresis.  Bromophenol blue migrates at about the same rate as ~500bp DNA in a 1% agarose gel and at the buffer front in protein polyacrylamide gels. 
 Product Specifications
 Bromophenol Blue, Free Acid, ACS 
 Formula: C19H10Br4O5S 
 MW: 669.96 g/mol 
 Storage/Handling: Store in a dry and well-ventilated place.
 Product is almost insoluble in aqueous solution, but soluble in ethanol. 
 PubChem Chemical ID: 8272